Sponges belong to which one among the following phylum?
- A. Porifera ✓
- B. Platyhelminthes
- C. Cnidarin
- D. Annelida
Correct Answer: A. Porifera
Explanation
Sponges are multicellular organisms categorized under the phylum Porifera, characterized by pores (ostia) that allow water to circulate through them.
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